Home / 263,229,438.93-363,635,008.17-210,236,570.85

Finding the Fourth Proportional to 263,229,438.93, 363,635,008.17 and 210,236,570.85

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Solution

The fourth proportional to 263,229,438.93, 363,635,008.17 and 210,236,570.85 is: 290,428,674.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,229,438.93 : 363,635,008.17 = 210,236,570.85 : x
  2. Step 2: Convert to fraction form
    263,229,438.93/363,635,008.17 = 210,236,570.85/x
  3. Step 3: Cross multiply
    263,229,438.93x = 363,635,008.17 × 210,236,570.85
  4. Step 4: Simplify right side
    263,229,438.93x = 76,449,377,158,672,528
  5. Step 5: Solve for x
    x = 76,449,377,158,672,528/263,229,438.93
  6. Step 6: Final answer
    x = 290,428,674.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.